package homework.Inheritance_Polymorphism.Method_overloaing;

public class Demo {
    public static void main(String[] args) {
        Student s1 = new Student("zhangsan");
        Student s2 = new Student("lisi","0035");
        Student s3 = new Student("wangwu","0056",82);
        System.out.println(s1.toString());
        System.out.println(s2.toString());
        System.out.println(s3.toString());
    }
}
